The Rib,stiffener,aircraft, cataloged under National Stock Number 1560-01-384-9084, is classified within Federal Supply Class 1560 (Airframe Structural Components) of the Aircraft and Airframe Components group. The manufacturer of record is Alatus Aerosystems Dba F.k.a., Triumph Structures-Los Angeles. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1560-01-384-9084 |
| Primary Part Number | 50-6821-26 |
| Item Name | Rib,stiffener,aircraft |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Manufacturer | Alatus Aerosystems Dba F.k.a., Triumph Structures-Los Angeles |
| Status | ACTIVE |
| Aircraft Location | PRODUCTION BREAK RIB INSTL |
| Aircraft Mission Design Series | E-3A/B/C A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 50-6821-26 | Alatus Aerosystems Dba F.k.a., Triumph Structures-Los Angeles (USA) |
| 50-6821-26 | Tect Hypervelocity, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 50-6821-26 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1560-01-384-9084 is a Rib,stiffener,aircraft, manufactured by Alatus Aerosystems Dba F.k.a., Triumph Structures-Los Angeles, classified under FSC 1560, Airframe Structural Components. Status: active.
NSN 1560-01-384-9084 has 2 manufacturer part numbers on file: 50-6821-26 (Alatus Aerosystems Dba F.k.a., Triumph Structures-Los Angeles), 50-6821-26 (Tect Hypervelocity, Inc.).
Key specifications for 50-6821-26: Special Features: OPPOSITE -25; Aircraft Location: PRODUCTION BREAK RIB INSTL; Aircraft Mission Design Series: E-3A/B/C A. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1560-01-384-9084 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.